<html>
<head>
</head>
<body style="background-color: lime;">
    <svg width="300" height="300" 
         style="border-radius: 200px; overflow: hidden; background-color: red; position: absolute;">
      <rect width="300" height="300" fill="red"/>
    </svg>
    <svg width="300" height="300" style="position: absolute;">
        <circle cx="150" cy="150" r="155" fill="lime"/>
    </svg>
</body>
</html>
